xref: /OK3568_Linux_fs/buildroot/support/misc/relocate-sdk.sh (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun#!/bin/sh
2*4882a593Smuzhiyun#
3*4882a593Smuzhiyunif [ "$#" -ne 0 ]; then
4*4882a593Smuzhiyun    echo "Run this script to relocate the buildroot SDK at that location"
5*4882a593Smuzhiyun    exit 1
6*4882a593Smuzhiyunfi
7*4882a593Smuzhiyun
8*4882a593SmuzhiyunLOCFILE="share/buildroot/sdk-location"
9*4882a593SmuzhiyunFILEPATH="$(readlink -f "$0")"
10*4882a593SmuzhiyunNEWPATH="$(dirname "${FILEPATH}")"
11*4882a593Smuzhiyun
12*4882a593Smuzhiyuncd "${NEWPATH}"
13*4882a593Smuzhiyunif [ ! -r "${LOCFILE}" ]; then
14*4882a593Smuzhiyun    echo "Previous location of the buildroot SDK not found!"
15*4882a593Smuzhiyun    exit 1
16*4882a593Smuzhiyunfi
17*4882a593SmuzhiyunOLDPATH="$(cat "${LOCFILE}")"
18*4882a593Smuzhiyun
19*4882a593Smuzhiyunif [ "${NEWPATH}" = "${OLDPATH}" ]; then
20*4882a593Smuzhiyun    echo "This buildroot SDK has already been relocated!"
21*4882a593Smuzhiyun    exit 0
22*4882a593Smuzhiyunfi
23*4882a593Smuzhiyun
24*4882a593Smuzhiyun# Check if the path substitution does work properly, e.g.  a tree
25*4882a593Smuzhiyun# "/a/b/c" copied into "/a/b/c/a/b/c/" would not be allowed.
26*4882a593Smuzhiyunnewpath="$(sed -e "s|${OLDPATH}|${NEWPATH}|g" "${LOCFILE}")"
27*4882a593Smuzhiyunif [ "${NEWPATH}" != "${newpath}" ]; then
28*4882a593Smuzhiyun    echo "Something went wrong with substituting the path!"
29*4882a593Smuzhiyun    echo "Please choose another location for your SDK!"
30*4882a593Smuzhiyun    exit 1
31*4882a593Smuzhiyunfi
32*4882a593Smuzhiyun
33*4882a593Smuzhiyunecho "Relocating the buildroot SDK from ${OLDPATH} to ${NEWPATH} ..."
34*4882a593Smuzhiyun
35*4882a593Smuzhiyun# Make sure file uses the right language
36*4882a593Smuzhiyunexport LC_ALL=C
37*4882a593Smuzhiyun# Replace the old path with the new one in all text files
38*4882a593Smuzhiyungrep -lr "${OLDPATH}" . | while read -r FILE ; do
39*4882a593Smuzhiyun    if file -b --mime-type "${FILE}" | grep -q '^text/' && [ "${FILE}" != "${LOCFILE}" ]
40*4882a593Smuzhiyun    then
41*4882a593Smuzhiyun        sed -i "s|${OLDPATH}|${NEWPATH}|g" "${FILE}"
42*4882a593Smuzhiyun    fi
43*4882a593Smuzhiyundone
44*4882a593Smuzhiyun
45*4882a593Smuzhiyun# At the very end, we update the location file to not break the
46*4882a593Smuzhiyun# SDK if this script gets interruted.
47*4882a593Smuzhiyunsed -i "s|${OLDPATH}|${NEWPATH}|g" ${LOCFILE}
48